Joint speaker and stand device



FIG. 1 is a perspective view of a first embodiment of the joint speaker and stand device shown supporting an electronic device in a landscape orientation.

FIG. 2 is a front view thereof.

FIG. 3 is a right side view thereof.

FIG. 4 is a top view thereof.

FIG. 5 is a perspective view of a second embodiment of the joint speaker and stand device shown supporting an electronic device in a portrait orientation.

FIG. 6 is a front view thereof.

FIG. 7 is a right side view thereof; and,

FIG. 8 is a top view thereof.

The electronic tablet device is included in the foregoing figures for illustrative purposes only and forms no part of the claimed design. Additionally, the depicted power button is included in the foregoing figures for illustrative purposes only and forms no part of the claimed design. In addition, the broken line disclosure is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a joint speaker and stand device, as shown and described. 